*Keith David Kellum Pleads guilty To Petaluma Murder

One of two suspects in a Petaluma attempted robbery, burglary and murder pleaded guilty to second-degree murder this afternoon in Sonoma County Superior Court.Keith David Kellum, 24, of Santa Rosa told Judge Rene Chouteau he and Bradley Blackwell “went to a drug dealer’s house to rip it off.” “I kicked the door in and Mr. Blackwell shot a man,” Kellum said. Blackwell’s trial is scheduled to start Monday. He faces life without parole for first-degree murder and 25 years to life for use of a gun.Blackwell, 18, of Rohnert Park, is charged with the murder of 20-year-old Uriel Arango Carreno on Feb. 7, 2007, at 1429 Joan Drive in Petaluma. He was 17 years old at the time.Carreno was living in a detached converted garage on his family’s property. Family members said they did not hear gunshots and found Carreno’s body in his room, according to Petaluma police.Kellum and Blackwell were arrested in May 2007. Kellum will be sentenced May 11. Chouteau said he would sentence him to 15 years to life in prison and dismiss the remaining charges at sentencing.